Home / 18,901.24-26,076.18-11,347.99

Finding the Fourth Proportional to 18,901.24, 26,076.18 and 11,347.99

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Solution

The fourth proportional to 18,901.24, 26,076.18 and 11,347.99 is: 15,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,901.24 : 26,076.18 = 11,347.99 : x
  2. Step 2: Convert to fraction form
    18,901.24/26,076.18 = 11,347.99/x
  3. Step 3: Cross multiply
    18,901.24x = 26,076.18 × 11,347.99
  4. Step 4: Simplify right side
    18,901.24x = 295,912,229.88
  5. Step 5: Solve for x
    x = 295,912,229.88/18,901.24
  6. Step 6: Final answer
    x = 15,655.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.